E4" Outdoor Unit: Actuation Of Low Pressure Sensor - Daikin FCQ18PVJU Service Manual

SiUS28-902_a
E4
3.16 " " Outdoor Unit: Actuation of Low Pressure Sensor
E4
Remote
Controller
Display
Applicable
RZQ18~30PVJU
Models
Method of
Abnormality is detected by the pressure value with the low pressure sensor.
Malfunction
Detection
Malfunction Error is generated when the low pressure is dropped under specific pressure.
Decision Operating pressure:10psi
Conditions
 Abnormal drop of low pressure (Lower than 10 psi)
Supposed
 Defect of low pressure sensor
Causes
 Defect of outdoor unit P.C.B.
 Stop valve is not opened.
Troubleshooting
Troubleshooting by Indication on the Remote Controller
104